Lichen with sorelia spots

Lichen with sorelia spots

Observation - Lichen with sorelia spots . Description: Foliose lichen growing on top surface of siliceous sandstone gravestone. Eye-catching light coloured spots of sorelia across the thallus. Lobes light grey around edge of thallus. Possibly Xanthoparmelia mougeotii.

Foliose lichen growing on top surface of siliceous sandstone gravestone. Eye-catching light coloured spots of sorelia across the thallus. Lobes light grey around edge of thallus. Possibly Xanthoparmelia mougeotii.